522312032 has 48 divisors (see below), whose sum is σ = 1142990352. Its totient is φ = 232926720.

The previous prime is 522312023. The next prime is 522312041. The reversal of 522312032 is 230213225.

It is an interprime number because it is at equal distance from previous prime (522312023) and next prime (522312041).

It is a junction number, because it is equal to n+sod(n) for n = 522311995 and 522312013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4658 + ... + 32654.

It is an arithmetic number, because the mean of its divisors is an integer number (23812299).

Almost surely, 2^522312032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522312032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571495176).

522312032 is an abundant number, since it is smaller than the sum of its proper divisors (620678320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522312032 is a wasteful number, since it uses less digits than its factorization.

522312032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28071 (or 28063 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 522312032 is about 22854.1469322309. The cubic root of 522312032 is about 805.3351905819.

Adding to 522312032 its reverse (230213225), we get a palindrome (752525257).

The spelling of 522312032 in words is "five hundred twenty-two million, three hundred twelve thousand, thirty-two".